JSPM

A library to easily scrape metadata from an article on the web using Open Graph, JSON+LD, regular HTML metadata, and series of fallbacks.

A fast and lightweight streaming JSON-LD parser

Parses JSON-LD contexts

JSON-LD serializer that implements the RDF/JS Sink interface

Request a url and scrape the metadata from its HTML using Node.js or the browser.

Linked Data Key Pair Interfaces, common methods, and tests

JSON-LD serializer that implements the RDF/JS Sink interface and supports different output styles

Declarative JSON-LD Structured Data for ReactJS Apps

Turtle to JSON-LD converter for node.js and browser, no library dependencies

Easily insert valid Schema.org JSON-LD in your Astro apps.

A fast and lightweight streaming JSON-LD serializer

A `htmlparser2` handler for parsing rich metadata from HTML. Includes HTML metadata, JSON-LD, RDFa, microdata, OEmbed, Twitter cards and AppLinks.

This is a mapper for the RDF mapping language

Scrapes metadata of several different standards

Eleventy plugin to generate JSON-LD structured data.

This library was generated with [Nx](https://nx.dev).

A CBOR-LD encoder/decoder for Javascript.

[docs](../../README.md)

A EARL+JSON-LD reporter for axe-core

Set your Angular site's metadata: standard meta tags, Open Graph, Twitter Cards, JSON-LD structured data and more. Supports SSR (and Angular Universal). Use a service. Use routes' data. Set it up in a flash! 🚀

A mapper for the RDF mapping language

JSON Schema validation for JSON-LD files using Schema.org vocabulary.

A tiny library to query expanded JSON-LD documents

Modern SSR-first SEO metadata toolkit for Next.js App Router. Supports OpenGraph, Twitter Cards, robots, alternates, JSON-LD, preload, meta/link tags, Apple Web App, and advanced TypeScript types. Fully compatible with generateMetadata and static renderin

Fast, lightweight Open Graph, Twitter Card, and structured data extractor for Node.js with caching and validation

A webpack loader for importing RDF files directly as JavaScript modules

A CBOR-LD encoder/decoder for Javascript.

Hydra Core hypermedia-aware client library

Render safe JSON-LD script tags using React

Minimal AI-friendly JSON-LD schema utility for SEO. Zero dependencies.

Qualweb earl reporter

n8n node for WordPress integration with AI GROWTH - SEO WP plugin with JSON-LD support and scheduled publishing

Dynamically generates JSON-LD structured for breadcrumbs in React.

Automated Seo Optimizer For Hexo

Create SPARQL query strings programatically by using this javascript API

Toolkit to make working with IRI's quick and easy

TS SDK of NextGraph for web apps

A simple tool to facilitate handling and referencing activity streams without unnecessary verbosity

A CBOR-LD encoder/decoder for react-native.

A collection of components and services to handle digital twins based on the DTDL.

SPARQL JSON Schema Linked Data Client

A modern, interactive ontology editor React component with drag-and-drop, export/import, and validation features.

Extract recipe data from the web effortlessly

This is a mapper for the RDF mapping language

Extract rich metadata from URLs

Transform the SPARQL Endpoint output in JSON or JSON-LD

RDF Prefix helper to expand and compact iri (compatible with json-ld context)

A simple and lightweight Schema.org implementation for Next.js applications. Easily add structured data to your Next.js pages with type-safe components.

JSON RDF Query Language: a JSON-LD based SPARQL serialisation

💻 Get metadata, jsonld and url preview from any webpage.

Obtén datos de videos de xnx download.

A fast, modular, SEO-optimized static site generator that minifies CSS, JS, and HTML for improved performance. It also supports JSON-LD, sitemap generation, and more, making it ideal for production-ready websites.

Serves as an independent data scraping module, complete with ontology and full scraping ability for the airports of the world

Serves as an independent data scraping module, complete with ontology and full scraping ability for the CIA World Factbook site

LDKG Forms UI Components

Utilities to parse and write JSON-LD for the LINCD library

> 🎈 no need to re-create every UI component which you may need ----

A React library for integrating structured-data (JSON-LD) into React applications.

Declarative JSON-LD Structured Data for ReactJS Apps

The Object Document Mapper for LevelGraph based on JSON-LD

Groundline GraphDB with IPFS persistence

Declarative transformation of JSON into JSON-LD

nodeJS SDK of NextGraph

GS1 US Rules Verification Library for validating GS1 based verifiable credentials.

Zero-config Meta plugin for Sveltekit (seo, meta tags, opengraph, jsondl...)

Extract recipe data from the web effortlessly

Contains the ontology files, repeatedly used models and utility functions for a number of data scraping modules.

Node-Red FIWARE NGSIv2 & ETSI NGSI-LD official implementation

Serves as an independent data scraping module, complete with ontology and full scraping ability for the CIA World Leaders site

A lightweight, zero-dependency TypeScript library to effortlessly generate JSON-LD structured data for SEO purposes.

Scrapes metadata of several different standards

rdfine models for Alcaeus, Hydra client

Declarative JSON-LD Structured Data for ReactJS Apps

Microdata parser. Extract and parse microdata from any website

JSON-LD comand line tool with advanced user interface and error trapping.

NodeJS interface with JSON-LD library. Run compact, expand, flatten algorithms, etc., by reading from and writing to local files. Verbose error messages and help messages are built in. Uses jsonld.js as a peer dependency and requires Node 8 or higher.

GS1 US Core Verification Library for validating GS1 based verifiable credentials.

Request a url and scrape the metadata from its HTML using Node.js or the browser.

Web Ledgers - URI-to-balance mapping system for distributed ledgers

Staple API - GraphQL API for Knowledge Graphs

Toolkit for working with linked-deltas

Build, parse and inspect vocabularies defined as RDF classes in JSON-LD form and create documents using vocabularies

Hydra Core hypermedia-aware client library

PropType definitions for RDF objects

Generates a RDF dataset for all stations in Belgium

A collection of JS classes implementing types for schema.org

Declarative JSON-LD Structured Data for ReactJS Apps

Work with linked delta actions quick and easy

Transform Markdown to JSON-LD with Advanced Table & Annotation Support for JavaScript developers optimizing for AI and NLWeb

This is a forked rocketrml mapper for the RDF mapping language

Structured data parsing library for Price Patrol ecosystem

a streaming LOD worker

Declarative JSON-LD Structured Data for ReactJS Apps

Article Extractor Logo

A full Hydra REST API error collection

Declarative JSON-LD Structured Data for ReactJS Apps

ampersand-hydra-mixins to use with Hydra models and collections, see http://www.hydra-cg.com/

Staple API - GraphQL API for Knowledge Graphs

An HTML résumé generator using JSON-LD, Schema.org, and Typescript.

Metalsmith plugin for generating Web documentation for a linked data vocabulary. Inspired by https://schema.org

Collection of models and utils to manage self-descriptions based on the DTDL.

A json-ld static site generator

A simple tool to facilitate handling and referencing activity streams without unnecessary verbosity

Toolkit for working with collections, lists, arrays in RDF

Agent Framework for building the Internet of Things

A React component for rendering semantic breadcrumb lists.

Angular shim for JSON-LD operations. Inject an Angular provider that performs compaction and expansion, framing, RDf translation, etc. Built on top of jsonld.js.

Schema.org Microdata to JSON-LD Parser

Easy jsonLd schemas for Next.js and React

Enhance SEO capabilities in your SvelteKit applications with ease. This component simplifies the management of meta tags, structured data, and other SEO-related elements dynamically.

A lightweight data structure for linked data (RDF / JSON-LD style)

lincs project web annotation json-ld schema

Quild is a query language for building JSON-LD documents from RDF-style data sources, such as JSON-LD, RDF stores, or m-ld.

This is a mapper for the RDF mapping language

An Angular SEO service for dynamic meta tag, canonical, and structured data management, supporting both SSR and CSR.

Node-Red FIWARE NGSIv2 & ETSI NGSI-LD official implementation

AIML Parser SDK v2.0.1 - Production-ready schema validation for Meta-AIML.org entity schemas. Supports all 31 entity types with enhanced error handling, universal browser compatibility, and complete API implementation. Zero exceptions, works everywhere.

Quild queries as a React hook.

JSON-LD serializer that implements the RDFJS Sink interface

A modern, user-friendly SEO plugin for React and Next.js with multilingual support and comprehensive optimization tools

VAMTIGER Organization Infers Group JSON-LD

Eleventy plugin to generate JSON-LD structured data.

Data representation framework for the Linked Data Platform.

Transmute implementation of https://w3id.org/security/suites/bls12381-2020

Serves as an independent data scraping module, complete with ontology and full scraping ability for the MCIA country handbooks.

VAMTIGER Person Abraham Mamela JSON-LD

JSON-LD Conformance Test Suite

Web Components for Terms and Functions

This is the tools for JSON-LD Resume, the open source initiative to create a JSON-LD based standard for resumes

React component for rendering RDF graphs and datasets using cytoscape.js

Declarative JSON-LD Structured Data for ReactJS Apps

VAMTIGER JSON-LD Infers Group 2018 Botswana Mental Health

Validator for schema.org JSON-LD based on local type maps

A grammar for extracting Quiz structured data in JSON-LD out of markdown documents

rdfxml2jsonld =============

Quild queries as RxJS observables.

Immutable JSON-LD data structures and utility functions

Fetch JSON-LD from any URI if possible

Eleventy plugin to generate JSON-LD structured data.

Json-ld and schema.org utilities

A full Hydra REST API error collection

Caching json-ld context lookups for performance and network access control.

Hydra Core hypermedia-aware client library

A EARL+JSON-LD reporter for axe-core

A React component for rendering semantic breadcrumb lists.

VAMTIGER Instagram JSON-LD

Rm3 Tag Control

JSON-LD Context for OpenContainers specifications

JavaScript client for Cayley

Twitter Icon JSON-LD

VAMTIGER Instagram JSON-LD

JavaScript implementation of the JSON-LD IPLD format

Convert Sanity Schemas to an OWL ontology and a JSON-LD Context

A simple object model for working with Linked Data.

Simple service to scrape data and store it.

Core package for Rowana GEO - Automates Schema.org JSON-LD generation during build time.

Core package for Rowana GEO - Automates Schema.org JSON-LD generation during build time.

Schema integration for Next.js App Router

Schema.org vocabulary adapter for VQP (Verifiable Query Protocol)

[docs](../../README.md)

Staple API - GraphQL API for Knowledge Graphs

VAMTIGER Facebook Icon JSON-LD

A markup way to build your json ld scripts

A powerful MDX-based database with JSON-LD and vector search support

A quick serializer for JSON-LD Schema.org metadata

VAMTIGER Organization Welcome JSON-LD

Vocabulary Browser for schema.org based vocabularies

A JSON-LD Playground component for vuepress (v1) and vuejs (v2).

A collection of commonly used json-ld schema helper functions for react apps.

Generate an llms.txt summary of your website/docs for LLMs (framework-agnostic with Vite/Next/Nuxt/Astro/Remix helpers).

This library provides a few utilities to facilitate resource location within a distributed graph of JSON-LD documents

Twitter Icon JSON-LD

json-rql to SPARQL interconversion library

A lightweight TypeScript library with no dependencies for generating Schema.org microdata in JSON-LD format, enabling easy integration of structured data for products, reviews, events, and more.

Metreeca/Node a model‑driven Node/React framework for rapid REST/JSON‑LD development

Store data as a unified JSON-LD graph.

Components for creating and submitting Web Annotations as part of the TROMPA project

VAMTIGER Arting Health Logo JSON-LD

PostHTML plugin to import JSON-LD from the external JSON file